GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 1998 🢒 Astro - 4WD 🢒 HVAC 🢒 HVAC Systems - Manual 🢒 Control Switch Replacement - Auxiliary

Removal Procedure
  1. Remove the instrument cluster trim plate. Refer to Instrument Panel Carrier Replacement in Instrument Panel and Gauges.
  2. Disconnect the electrical connectors from the heater switch.

    3. Object Number: 280255 Size: SH
  3. Remove the heater switch from the heater switch bezel by releasing the tabs on the sides of the switch.

Installation Procedure

    Object Number: 280255 Size: SH
  1. Install the heater switch to the heater switch bezel by snapping it into place.
  2. Connect the electrical connectors to the heater switch.
  3. Install the instrument cluster trim plate. Refer to Instrument Panel Carrier Replacement in Instrument Panel and Gauges.